28319912

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 54665280

約数和(自身を除く): 26345368

約数列:

[1, 2, 4, 8, 71, 73, 142, 146, 284, 292, 568, 584, 683, 1366, 2732, 5183, 5464, 10366, 20732, 41464, 48493, 49859, 96986, 99718, 193972, 199436, 387944, 398872, 3539989, 7079978, 14159956, 28319912]

約数ペア:

[(1, 28319912), (2, 14159956), (4, 7079978), (8, 3539989), (71, 398872), (73, 387944), (142, 199436), (146, 193972), (284, 99718), (292, 96986), (568, 49859), (584, 48493), (683, 41464), (1366, 20732), (2732, 10366), (5183, 5464)]